题目内容：
27.__________参考答案：
答案解析：
简答题：27.__________
- 题目分类：英语六级
- 题目类型：简答题
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40.__________
40.__________
Knewton was founded on the belief that it would lead the in
Knewton was founded on the belief that it would lead the industry which helps e
The result of the Knewton system is that learning can be st
The result of the Knewton system is that learning can be stimulated by customiz
根据材料，回答题Teenagers will be told to "stand up for their elder
根据材料，回答题Teenagers will be told to "stand up for their elders" on public transp
下列工人工作时间消耗中，属于有效工作时间的是（ ）。
下列工人工作时间消耗中，属于有效工作时间的是（ ）。 A．因混凝土养护引起的停工时间 B．准备施工工具花费的时间 C．偶然停工(停水、停电)增加的时间 D．产